CN114045489A - Thin-walled workpiece fixing device for laser cladding - Google Patents
Thin-walled workpiece fixing device for laser cladding Download PDFInfo
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- CN114045489A CN114045489A CN202111383669.XA CN202111383669A CN114045489A CN 114045489 A CN114045489 A CN 114045489A CN 202111383669 A CN202111383669 A CN 202111383669A CN 114045489 A CN114045489 A CN 114045489A
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- arc
- thin
- outer sleeve
- shaped supporting
- supporting plates
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
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- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Lasers (AREA)
Abstract
The invention discloses a thin-wall part fixing device for laser cladding, which relates to a thin-wall part fixing device and comprises an outer sleeve and an inner pipe body, wherein one end of the inner pipe body is arranged in the outer sleeve and is provided with a seal, the outer sleeve is formed by commonly enclosing a plurality of arc supporting plates, a pneumatic trigger part used for synchronously pushing the arc supporting plates out to one side far away from the circle center is arranged between the outer sleeve and the inner pipe body, the other end of the inner pipe body is used for connecting an external air supply source, a liquid cooling circulating structure used for cooling the arc supporting plates is arranged in each arc supporting plate, the arc supporting plates are externally supported on the inner wall of the thin-wall part through the pneumatic trigger part, then the arc supporting plates are cooled by the liquid cooling circulating structure, so that the arc supporting plates and the thin-wall part realize heat exchange, the heat on the thin-wall part is continuously taken away, the part is in a low-temperature state during processing, the deformation is prevented, and the probability of the part defect is reduced, the yield is greatly improved.
Description
Technical Field
The invention relates to a thin-wall part fixing device, in particular to a thin-wall part fixing device for laser cladding.
Background
At present, with the development of industrial technology, laser cladding technology is more and more widely applied, and laser cladding is to add cladding materials on the surface of a base material, and to utilize high-energy-density laser to melt and solidify powder and form a metallurgically bonded cladding layer with the surface of the base material, so that the hardness, wear resistance and corrosion resistance of the surface of a part are greatly improved.
When the laser cladding is carried out on the thin-wall part, the part is usually shrunk and deformed due to overhigh power and thinner wall thickness, and once the part is deformed, the part is scrapped, so that economic loss is caused to a company, and a satisfactory generation cannot be provided for customers.
Aiming at the problems, the invention provides a thin-wall part fixing device for laser cladding.
Disclosure of Invention
The invention aims to provide a thin-wall part fixing device for laser cladding, wherein an inner pipe body is arranged in an outer sleeve, the outer sleeve is formed by enclosing a plurality of arc-shaped supporting plates together, a pneumatic trigger piece used for pushing the arc-shaped supporting plates out towards one side far away from the circle center synchronously is arranged between the outer sleeve and the inner pipe body, the other end of the inner pipe body is used for connecting an external air supply source, a liquid cooling circulation structure used for cooling the arc-shaped supporting plates per se is arranged in each arc-shaped supporting plate, the plurality of arc-shaped supporting plates are externally supported on the inner wall of the thin-wall part through the pneumatic trigger part, then the liquid cooling circulation structure cools the arc-shaped supporting plates, the arc supporting plates and the thin-wall parts are enabled to realize heat exchange, heat on the thin-wall parts is continuously taken away, the parts are in a low-temperature state during machining, deformation is prevented, the probability of flaws of the parts is reduced, the yield is greatly improved, and therefore the problem in the background technology is solved.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a laser cladding is with thin wall spare fixing device, includes the outer sleeve and sets up the interior body of one end for sealing in the outer sleeve, its characterized in that: the outer sleeve is formed by enclosing a plurality of arc-shaped supporting plates together, a pneumatic trigger piece which is used for pushing the arc-shaped supporting plates out towards one side far away from the circle center synchronously is arranged between the outer sleeve and the inner pipe body, the other end of the inner pipe body is used for connecting an external air supply source, a liquid cooling circulating structure used for cooling the inner pipe body is arranged in each arc-shaped supporting plate, the central axis of the inner pipe body coincides with the central axis of the outer sleeve, the pneumatic trigger piece is a piston, the air inlet end of the piston is fixedly communicated with an air hole formed in the inner pipe body, the output end of the piston is fixed to the inner side face of the corresponding arc-shaped supporting plate, a mounting piece is fixed to the output end of the piston, the mounting piece is embedded into a matched embedded groove formed in the corresponding side face of the arc-shaped supporting plate, and the mounting piece is fixed to the corresponding arc-shaped supporting plate through screws.
Further, installation piece integrated into one piece is for the arc structure with arc fagging assorted.
Furthermore, the outer surface of the arc-shaped supporting plate is provided with a countersunk hole for accommodating a screw.
Further, the liquid cooling circulation structure is the cooling fluid cavity of integrated into one piece inside the arc fagging, the whole circuitous arrangement in cooling fluid cavity, and wherein one end in cooling fluid cavity is the coolant liquid import, and the other end is the coolant liquid export.
Furthermore, the sealing strip is compounded on two side surfaces of the arc-shaped supporting plate.
Compared with the prior art, the invention has the following beneficial effects:
when the thin-wall part fixing device for laser cladding is used, a thin-wall part is sleeved on an outer sleeve, then a plurality of arc supporting plates are externally supported on the inner wall of the thin-wall part through a pneumatic trigger part, and then the arc supporting plates are cooled through a liquid cooling circulating structure, so that heat exchange between the arc supporting plates and the thin-wall part is realized, heat on the thin-wall part is continuously taken away, the part is in a low-temperature state during machining, deformation is prevented, the probability of flaw occurrence of the part is reduced, and the yield is greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a pneumatic trigger and a liquid cooling circulation structure according to the present invention;
FIG. 3 is a schematic view of the cooling fluid chamber of the present invention;
fig. 4 is a schematic view of the connection structure of the arc-shaped supporting plate and the mounting plate in the present invention.
In the figure: 1. an outer sleeve; 11. an arc-shaped supporting plate; 111. caulking grooves; 112. a countersunk hole; 12. a cooling fluid flow chamber; 2. an inner tube body; 21. air holes; 3. a piston; 4. a coolant inlet; 5. a coolant outlet; 6. a sealing strip; 7. and (7) mounting the sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a thin-walled workpiece fixing device for laser cladding comprises an outer sleeve 1 and an inner tube 2 with a sealed end arranged at one end in the outer sleeve 1, wherein the outer sleeve 1 is formed by enclosing a plurality of arc-shaped supporting plates 11 together, a pneumatic trigger for pushing the arc-shaped supporting plates 11 out to one side far away from the circle center synchronously is arranged between the outer sleeve 1 and the inner tube 2, the other end of the inner tube 2 is used for connecting an external air supply source, a liquid cooling circulation structure for cooling the arc-shaped supporting plates is arranged in each arc-shaped supporting plate 11, when the thin-walled workpiece fixing device is used, the thin-walled workpiece is sleeved on the outer sleeve 1, then the arc-shaped supporting plates 11 are externally supported on the inner wall of the thin-walled workpiece through the pneumatic trigger, then the arc-shaped supporting plates 11 are cooled through the liquid cooling circulation structure, so that the arc-shaped supporting plates 11 and the thin-walled workpiece realize heat exchange, heat on the thin-walled workpiece is continuously taken away, and the workpiece is in a low-temperature state during processing, prevent to warp, reduced the probability that the flaw appears in the part, the improvement of very big degree the yields.
Referring to fig. 1 and 2, the central axis of the inner tube 2 coincides with the central axis of the outer sleeve 1, so that the inner tube 2 and the outer sleeve 1 are coaxial, and when the inner tube 2 and the outer sleeve 1 are coaxial, the moving path of each arc-shaped supporting plate 11 is the same when being externally supported, so that each arc-shaped supporting plate 11 can be simultaneously attached to the inner surface of the thin-wall part, and each arc-shaped supporting plate 11 can be fully supported on the inner wall of the thin-wall part, thereby ensuring stability.
Referring to fig. 2, the pneumatic trigger is a piston 3, the air inlet end of the piston 3 is fixedly communicated with an air hole 21 formed in the inner pipe body 2, the output end of the piston 3 is fixed on the inner side surface of the corresponding arc-shaped supporting plate 11 in a detachable connection mode, and the piston 3 is translated under the action of gas pressure to push the arc-shaped supporting plate 11 to be attached to the inner wall of a part, so that the fixing effect of the part is achieved.
Referring to fig. 4, the output end of piston 3 is fixed with installation piece 7, and installation piece 7 imbeds in the assorted caulking groove 111 that arc fagging 11 sides correspond the department and set up, and installation piece 7 passes through the screw fixation on the arc fagging 11 that corresponds, realizes dismantling between arc fagging 11 and piston 3 through unscrewing the screw to follow-up operation of overhauing the change to piston 3 improves the practicality.
Referring to fig. 4, the installation plate 7 is integrally formed into an arc structure matching with the arc supporting plate 11, and the installation plate 7 can be properly inserted into the insertion groove 111 of the arc supporting plate 11, so that the aesthetic property of the overall structure of the arc supporting plate 11 can be ensured, and the external supporting process of the arc supporting plate 11 is not affected.
Referring to fig. 4, the outer surface of the arc-shaped supporting plate 11 is provided with a countersunk hole 112 for accommodating a screw, the screw can be hidden through the countersunk hole 112, and the outer surface of the arc-shaped supporting plate 11 is kept to be a curved surface, so that the adhesion between the arc-shaped supporting plate 11 and the inner wall of the part is not affected.
Referring to fig. 2 and 3, the liquid cooling circulation structure is a cooling liquid flow cavity 12 integrally formed inside the arc-shaped supporting plate 11, the cooling liquid flow cavity 12 is integrally arranged in a roundabout manner, one end of the cooling liquid flow cavity 12 is a cooling liquid inlet 4, the other end of the cooling liquid flow cavity is a cooling liquid outlet 5, and cold water or cooling liquid is injected into the cooling liquid flow cavity 12, so that the arc-shaped supporting plate 11 and the cooling liquid flow cavity 12 exchange heat sufficiently, and heat on the arc-shaped supporting plate 11 is taken away.
Referring to fig. 1 to 3, the air supply source may use a booster pump or an air supply device associated with the machine tool, which is connected to the inner pipe 2 through an air supply pipe, and an air valve is additionally installed on the air supply pipe, thereby controlling the air supply amount and the air suction amount in the inner pipe 2.
Refer to fig. 4, still including compound sealing strip 6 at 11 both sides of arc fagging, adjacent arc fagging 11 is when the end to end butt joint, sealing strip 6 on two arc fagging 11 correspondence sides can fully compress tightly the laminating, promote the leakproofness of 11 butt joints of adjacent arc fagging, make 1 inside space of outer sleeve completely with outside isolated, thereby played the airtight effect to body 2, avoid external dust to go out from 11 clearances of adjacent arc fagging and bore, thereby play the dust separation effect of 1 inner space of outer sleeve.
To sum up, when the thin-wall part heat exchanger is used, firstly, the thin-wall part is sleeved on the outer sleeve 1, then the air supply source is started to introduce the pressurized air flow into the inner pipe body 2, then the corresponding arc supporting plate 11 is pushed outwards by the output end of the piston 3 until the arc supporting plate 11 is pushed to be in a state of being attached to the inner wall of the thin-wall part, then, the cooling liquid is introduced from the cooling liquid inlet 4, and the cooling liquid can be cooled in the flowing process along the cooling liquid flow cavity 12, so that the heat exchange between the arc supporting plate 11 and the inner wall of the thin-wall part is realized, the effect of continuously taking away heat on the thin-wall part is achieved, the low-temperature state of the part during machining is ensured, and the deformation is prevented.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a laser cladding is with thin wall spare fixing device, includes outer sleeve (1) and sets up interior body (2) of one end for sealing in outer sleeve (1), its characterized in that: the outer sleeve (1) is formed by enclosing a plurality of arc-shaped supporting plates (11) together, a pneumatic trigger used for pushing the arc-shaped supporting plates (11) out to one side far away from the circle center synchronously is arranged between the outer sleeve (1) and the inner pipe body (2), the other end of the inner pipe body (2) is used for being communicated with an external air supply source, and a liquid cooling circulation structure used for cooling the arc-shaped supporting plates per se is arranged in each arc-shaped supporting plate (11); the central axis of the inner tube body (2) is superposed with the central axis of the outer sleeve (1); the pneumatic trigger is a piston (3), the air inlet end of the piston (3) is fixedly communicated with an air hole (21) formed in the inner pipe body (2), and the output end of the piston (3) is fixed on the inner side surface of the corresponding arc-shaped supporting plate (11); the output of piston (3) is fixed with installation piece (7), installation piece (7) embedding is in assorted caulking groove (111) that arc fagging (11) side correspondence department was seted up, installation piece (7) are through the screw fixation on the arc fagging (11) that correspond.
2. The thin-walled workpiece fixing device for laser cladding of claim 1, wherein the mounting plate (7) is integrally formed into an arc-shaped structure matched with the arc-shaped supporting plate (11).
3. The thin-walled workpiece fixing device for laser cladding of claim 1, wherein the outer surface of the arc supporting plate (11) is provided with a countersunk hole (112) for accommodating a screw.
4. The thin-walled workpiece fixing device for laser cladding of claim 1, wherein: the liquid cooling circulation structure is cooling liquid flow cavity (12) of integrated into one piece inside arc fagging (11), cooling liquid flow cavity (12) are whole to be circuitous to be arranged, and wherein one end of cooling liquid flow cavity (12) is coolant liquid import (4), and the other end is coolant liquid export (5).
5. The thin-walled member fixing device for laser cladding of claim 1, further comprising sealing strips (6) compounded on two side surfaces of the arc-shaped supporting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111383669.XA CN114045489A (en) | 2021-11-22 | 2021-11-22 | Thin-walled workpiece fixing device for laser cladding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111383669.XA CN114045489A (en) | 2021-11-22 | 2021-11-22 | Thin-walled workpiece fixing device for laser cladding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114045489A true CN114045489A (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111383669.XA Withdrawn CN114045489A (en) | 2021-11-22 | 2021-11-22 | Thin-walled workpiece fixing device for laser cladding |
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| Country | Link |
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| CN (1) | CN114045489A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08167750A (en) * | 1994-12-13 | 1996-06-25 | Mitsubishi Electric Corp | Laser cooling device |
| CN205046197U (en) * | 2015-11-03 | 2016-02-24 | 哈尔滨工程大学 | A cooling resistance to deformation anchor clamps that is used for plasma to melt covering machine |
| JP2017017133A (en) * | 2015-06-30 | 2017-01-19 | 昭和電工株式会社 | Liquid-cooled type cooling device |
| CN207775351U (en) * | 2018-01-31 | 2018-08-28 | 青海海泉新材料科技有限公司 | A kind of laser melting coating outer circle synchronization water cooling plant |
| CN210262006U (en) * | 2019-08-12 | 2020-04-07 | 河南省煤科院耐磨技术有限公司 | Laser cladding temperature adjusting device for hydraulic support upright post and jack surface |
| CN214612765U (en) * | 2021-05-10 | 2021-11-05 | 山西鑫盛激光技术发展有限公司 | Cooling device for laser cladding processing |
-
2021
- 2021-11-22 CN CN202111383669.XA patent/CN114045489A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08167750A (en) * | 1994-12-13 | 1996-06-25 | Mitsubishi Electric Corp | Laser cooling device |
| JP2017017133A (en) * | 2015-06-30 | 2017-01-19 | 昭和電工株式会社 | Liquid-cooled type cooling device |
| CN205046197U (en) * | 2015-11-03 | 2016-02-24 | 哈尔滨工程大学 | A cooling resistance to deformation anchor clamps that is used for plasma to melt covering machine |
| CN207775351U (en) * | 2018-01-31 | 2018-08-28 | 青海海泉新材料科技有限公司 | A kind of laser melting coating outer circle synchronization water cooling plant |
| CN210262006U (en) * | 2019-08-12 | 2020-04-07 | 河南省煤科院耐磨技术有限公司 | Laser cladding temperature adjusting device for hydraulic support upright post and jack surface |
| CN214612765U (en) * | 2021-05-10 | 2021-11-05 | 山西鑫盛激光技术发展有限公司 | Cooling device for laser cladding processing |
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Application publication date: 20220215 |
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